{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001794},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740000078","474:4740002011","474:4740002327","474:4740000015","474:4740000478","474:4740002824","474:4740000383","474:4740000145","474:4740001595","474:4740001892","474:4740000066","474:4740000248","474:4740000244","474:4740001795","474:4740000433","474:4740000662","474:4740002116","474:4740000216","487:4870011932","474:4740001789","474:4740002642","487:4870012043","487:4870012257","474:4740000246","487:4870012825"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,487,474,474,487,487,474,487],"twin_sims":[0.8677859169021466,0.8022161950044232,0.7995237236545657,0.7935402229406494,0.7801925708938713,0.7738814799811647,0.7520740272324318,0.7407733178057856,0.7263671396916528,0.7172906402614961,0.7149885718362801,0.7132784735469652,0.6745189419685266,0.6729988457803866,0.6729042821731374,0.6467937032244453,0.6386630618726385,0.6279763682414189,0.627845212676051,0.6274127633752083,0.6159777832315249,0.61410120796937,0.6129725251789453,0.6047980285409634,0.604325126866089],"twin_dists":[0.06916599535592363,0.08622279818883545,0.0868779895160039,0.08832440091809796,0.09150660051839263,0.09299168263820462,0.09803941420935008,0.10061050781593325,0.10385082512670302,0.10587346609579645,0.10638436488696736,0.10676336456165832,0.11525298226986029,0.11558269938386986,0.11560320423226522,0.1212401658548445,0.12298753988070714,0.1252804530635311,0.12530857235801213,0.12540128490258948,0.12785144043662225,0.12825334534687846,0.1284950590635599,0.13024549113009135,0.1303467531377282],"n_dims_used":45,"mean_confidence":0.9220369127061632},"coverage":{"mean_confidence":0.9220369127061632,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}